diff options
Diffstat (limited to 'arch/arm/mach-shmobile')
49 files changed, 248 insertions, 147 deletions
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index cbc90f1b2732..4508643cca32 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -1,7 +1,7 @@ config ARCH_SHMOBILE bool -config ARCH_SHMOBILE_MULTI +menuconfig ARCH_SHMOBILE_MULTI bool "Renesas ARM SoCs" if ARCH_MULTI_V7 depends on MMU select ARCH_SHMOBILE @@ -16,7 +16,7 @@ config ARCH_SHMOBILE_MULTI if ARCH_SHMOBILE_MULTI -comment "Renesas ARM SoCs System Type" +#comment "Renesas ARM SoCs System Type" config ARCH_EMEV2 bool "Emma Mobile EV2" @@ -26,6 +26,11 @@ config ARCH_R7S72100 bool "RZ/A1H (R7S72100)" select SYS_SUPPORTS_SH_MTU2 +config ARCH_R8A7779 + bool "R-Car H1 (R8A77790)" + select RENESAS_INTC_IRQPIN + select SYS_SUPPORTS_SH_TMU + config ARCH_R8A7790 bool "R-Car H2 (R8A77900)" select RENESAS_IRQC @@ -52,6 +57,11 @@ config MACH_LAGER depends on ARCH_R8A7790 select MICREL_PHY if SH_ETH +config MACH_MARZEN + bool "MARZEN board" + depends on ARCH_R8A7779 + select REGULATOR_FIXED_VOLTAGE if REGULATOR + comment "Renesas ARM SoCs System Configuration" endif @@ -86,7 +96,6 @@ config ARCH_R8A73A4 select CPU_V7 select SH_CLK_CPG select RENESAS_IRQC - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select SYS_SUPPORTS_SH_CMT select SYS_SUPPORTS_SH_TMU @@ -236,19 +245,6 @@ config MACH_MARZEN select REGULATOR_FIXED_VOLTAGE if REGULATOR select USE_OF -config MACH_MARZEN_REFERENCE - bool "MARZEN board - Reference Device Tree Implementation" - depends on ARCH_R8A7779 - select ARCH_REQUIRE_GPIOLIB - select REGULATOR_FIXED_VOLTAGE if REGULATOR - select USE_OF - ---help--- - Use reference implementation of Marzen board support - which makes use of device tree at the expense - of not supporting a number of devices. - - This is intended to aid developers - config MACH_LAGER bool "Lager board" depends on ARCH_R8A7790 @@ -265,7 +261,6 @@ config MACH_KOELSCH config MACH_KZM9G bool "KZM-A9-GT board" depends on ARCH_SH73A0 - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select ARCH_REQUIRE_GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index cc0224ed4408..fe3878a1a69a 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -50,6 +50,7 @@ smp-$(CONFIG_ARCH_EMEV2) += smp-emev2.o headsmp-scu.o platsmp-scu.o # PM objects obj-$(CONFIG_SUSPEND) += suspend.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o +obj-$(CONFIG_CPU_FREQ) += cpufreq.o obj-$(CONFIG_ARCH_SH7372) += pm-sh7372.o sleep-sh7372.o pm-rmobile.o obj-$(CONFIG_ARCH_SH73A0) += pm-sh73a0.o obj-$(CONFIG_ARCH_R8A7740) += pm-r8a7740.o pm-rmobile.o @@ -65,6 +66,7 @@ ifdef CONFIG_ARCH_SHMOBILE_MULTI obj-$(CONFIG_MACH_GENMAI) += board-genmai-reference.o obj-$(CONFIG_MACH_KOELSCH) += board-koelsch-reference.o obj-$(CONFIG_MACH_LAGER) += board-lager-reference.o +obj-$(CONFIG_MACH_MARZEN) += board-marzen-reference.o else obj-$(CONFIG_MACH_APE6EVM) += board-ape6evm.o obj-$(CONFIG_MACH_APE6EVM_REFERENCE) += board-ape6evm-reference.o @@ -73,7 +75,6 @@ obj-$(CONFIG_MACH_BOCKW) += board-bockw.o obj-$(CONFIG_MACH_BOCKW_REFERENCE) += board-bockw-reference.o obj-$(CONFIG_MACH_GENMAI) += board-genmai.o obj-$(CONFIG_MACH_MARZEN) += board-marzen.o -obj-$(CONFIG_MACH_MARZEN_REFERENCE) += board-marzen-reference.o obj-$(CONFIG_MACH_LAGER) += board-lager.o obj-$(CONFIG_MACH_ARMADILLO800EVA) += board-armadillo800eva.o obj-$(CONFIG_MACH_ARMADILLO800EVA_REFERENCE) += board-armadillo800eva-reference.o diff --git a/arch/arm/mach-shmobile/Makefile.boot b/arch/arm/mach-shmobile/Makefile.boot index 918fccffa1b6..ebf97d4bcfd8 100644 --- a/arch/arm/mach-shmobile/Makefile.boot +++ b/arch/arm/mach-shmobile/Makefile.boot @@ -13,7 +13,6 @@ loadaddr-$(CONFIG_MACH_KZM9G_REFERENCE) += 0x41008000 loadaddr-$(CONFIG_MACH_LAGER) += 0x40008000 loadaddr-$(CONFIG_MACH_MACKEREL) += 0x40008000 loadaddr-$(CONFIG_MACH_MARZEN) += 0x60008000 -loadaddr-$(CONFIG_MACH_MARZEN_REFERENCE) += 0x60008000 __ZRELADDR := $(sort $(loadaddr-y)) zreladdr-y += $(__ZRELADDR) diff --git a/arch/arm/mach-shmobile/board-ape6evm-reference.c b/arch/arm/mach-shmobile/board-ape6evm-reference.c index 76e4ff14be68..2f7723e5fe91 100644 --- a/arch/arm/mach-shmobile/board-ape6evm-reference.c +++ b/arch/arm/mach-shmobile/board-ape6evm-reference.c @@ -24,10 +24,12 @@ #include <linux/pinctrl/machine.h> #include <linux/platform_device.h> #include <linux/sh_clk.h> -#include <mach/r8a73a4.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> + #include "common.h" +#include "r8a73a4.h" static void __init ape6evm_add_standard_devices(void) { diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c index 8f8da25310e7..485567876d39 100644 --- a/arch/arm/mach-shmobile/board-ape6evm.c +++ b/arch/arm/mach-shmobile/board-ape6evm.c @@ -33,11 +33,13 @@ #include <linux/regulator/machine.h> #include <linux/sh_clk.h> #include <linux/smsc911x.h> -#include <mach/r8a73a4.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> + #include "common.h" #include "irqs.h" +#include "r8a73a4.h" /* LEDS */ static struct gpio_led ape6evm_leds[] = { diff --git a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c index 368518b3b8ec..208576667b22 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c @@ -24,10 +24,12 @@ #include <linux/kernel.h> #include <linux/gpio.h> #include <linux/io.h> -#include <mach/r8a7740.h> + #include <asm/mach/arch.h> #include <asm/hardware/cache-l2x0.h> + #include "common.h" +#include "r8a7740.h" /* * CON1 Camera Module diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 53d03e85750a..32339cf6ee7b 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -45,7 +45,7 @@ #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/i2c-gpio.h> #include <linux/reboot.h> -#include <mach/r8a7740.h> + #include <media/mt9t112.h> #include <media/sh_mobile_ceu.h> #include <media/soc_camera.h> @@ -59,9 +59,11 @@ #include <video/sh_mobile_hdmi.h> #include <sound/sh_fsi.h> #include <sound/simple_card.h> + #include "common.h" #include "irqs.h" #include "pm-rmobile.h" +#include "r8a7740.h" #include "sh-gpio.h" /* diff --git a/arch/arm/mach-shmobile/board-bockw-reference.c b/arch/arm/mach-shmobile/board-bockw-reference.c index 91ff3a27ccc7..ba840cd333b9 100644 --- a/arch/arm/mach-shmobile/board-bockw-reference.c +++ b/arch/arm/mach-shmobile/board-bockw-reference.c @@ -19,9 +19,11 @@ */ #include <linux/of_platform.h> -#include <mach/r8a7778.h> + #include <asm/mach/arch.h> + #include "common.h" +#include "r8a7778.h" /* * see board-bock.c for checking detail of dip-switch diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c index 8cb057f95c44..b4e4789017bc 100644 --- a/arch/arm/mach-shmobile/board-bockw.c +++ b/arch/arm/mach-shmobile/board-bockw.c @@ -34,13 +34,15 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #include <linux/usb/renesas_usbhs.h> + #include <media/soc_camera.h> -#include <mach/r8a7778.h> #include <asm/mach/arch.h> #include <sound/rcar_snd.h> #include <sound/simple_card.h> + #include "common.h" #include "irqs.h" +#include "r8a7778.h" #define FPGA 0x18200000 #define IRQ0MR 0x30 diff --git a/arch/arm/mach-shmobile/board-genmai-reference.c b/arch/arm/mach-shmobile/board-genmai-reference.c index d341ef09ec37..e5448f7b868a 100644 --- a/arch/arm/mach-shmobile/board-genmai-reference.c +++ b/arch/arm/mach-shmobile/board-genmai-reference.c @@ -20,11 +20,13 @@ #include <linux/kernel.h> #include <linux/of_platform.h> -#include <mach/r7s72100.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> + #include "clock.h" #include "common.h" +#include "r7s72100.h" /* * This is a really crude hack to provide clkdev support to platform @@ -47,7 +49,7 @@ static const char * const genmai_boards_compat_dt[] __initconst = { }; DT_MACHINE_START(GENMAI_DT, "genmai") - .init_early = r7s72100_init_early, + .init_early = shmobile_init_delay, .init_machine = genmai_add_standard_devices, .dt_compat = genmai_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/board-genmai.c b/arch/arm/mach-shmobile/board-genmai.c index f0a8eca7d10d..e2a3ba4871c3 100644 --- a/arch/arm/mach-shmobile/board-genmai.c +++ b/arch/arm/mach-shmobile/board-genmai.c @@ -25,11 +25,13 @@ #include <linux/sh_eth.h> #include <linux/spi/rspi.h> #include <linux/spi/spi.h> -#include <mach/r7s72100.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> + #include "common.h" #include "irqs.h" +#include "r7s72100.h" /* Ether */ static const struct sh_eth_plat_data ether_pdata __initconst = { @@ -154,7 +156,7 @@ static const char * const genmai_boards_compat_dt[] __initconst = { }; DT_MACHINE_START(GENMAI_DT, "genmai") - .init_early = r7s72100_init_early, + .init_early = shmobile_init_delay, .init_machine = genmai_add_standard_devices, .dt_compat = genmai_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c index e6285de6bc87..5d2621f202d1 100644 --- a/arch/arm/mach-shmobile/board-kzm9g-reference.c +++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c @@ -25,11 +25,13 @@ #include <linux/irq.h> #include <linux/input.h> #include <linux/of_platform.h> -#include <mach/sh73a0.h> + #include <asm/hardware/cache-l2x0.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> + #include "common.h" +#include "sh73a0.h" static void __init kzm_init(void) { diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c index fff330f74925..1320e9d063b1 100644 --- a/arch/arm/mach-shmobile/board-kzm9g.c +++ b/arch/arm/mach-shmobile/board-kzm9g.c @@ -41,15 +41,17 @@ #include <linux/usb/r8a66597.h> #include <linux/usb/renesas_usbhs.h> #include <linux/videodev2.h> + #include <sound/sh_fsi.h> #include <sound/simple_card.h> -#include <mach/sh73a0.h> #include <asm/hardware/cache-l2x0.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <video/sh_mobile_lcdc.h> + #include "common.h" #include "irqs.h" +#include "sh73a0.h" /* * external GPIO diff --git a/arch/arm/mach-shmobile/board-lager-reference.c b/arch/arm/mach-shmobile/board-lager-reference.c index 4f0af91ebc81..8dcff51a8f45 100644 --- a/arch/arm/mach-shmobile/board-lager-reference.c +++ b/arch/arm/mach-shmobile/board-lager-reference.c @@ -22,11 +22,13 @@ #include <linux/init.h> #include <linux/of_platform.h> #include <linux/platform_data/rcar-du.h> -#include <mach/r8a7790.h> + #include <asm/mach/arch.h> + #include "clock.h" #include "common.h" #include "irqs.h" +#include "r8a7790.h" #include "rcar-gen2.h" /* DU */ @@ -129,7 +131,7 @@ static const char *lager_boards_compat_dt[] __initdata = { DT_MACHINE_START(LAGER_DT, "lager") .smp = smp_ops(r8a7790_smp_ops), - .init_early = r8a7790_init_early, + .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, .init_machine = lager_add_standard_devices, .init_late = shmobile_init_late, diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index 83bbb5c48863..bfd9e4846fc9 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -31,6 +31,8 @@ #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> #include <linux/mmc/sh_mobile_sdhi.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/mtd.h> #include <linux/pinctrl/machine.h> #include <linux/platform_data/camera-rcar.h> #include <linux/platform_data/gpio-rcar.h> @@ -43,21 +45,21 @@ #include <linux/regulator/gpio-regulator.h> #include <linux/regulator/machine.h> #include <linux/sh_eth.h> +#include <linux/spi/flash.h> +#include <linux/spi/rspi.h> +#include <linux/spi/spi.h> #include <linux/usb/phy.h> #include <linux/usb/renesas_usbhs.h> -#include <mach/r8a7790.h> + #include <media/soc_camera.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/mtd.h> -#include <linux/spi/flash.h> -#include <linux/spi/rspi.h> -#include <linux/spi/spi.h> #include <sound/rcar_snd.h> #include <sound/simple_card.h> + #include "common.h" #include "irqs.h" +#include "r8a7790.h" #include "rcar-gen2.h" /* @@ -887,7 +889,7 @@ static const char * const lager_boards_compat_dt[] __initconst = { DT_MACHINE_START(LAGER_DT, "lager") .smp = smp_ops(r8a7790_smp_ops), - .init_early = r8a7790_init_early, + .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, .init_machine = lager_init, .init_late = shmobile_init_late, diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 0ece865cbc4d..304b76f3bf4a 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -51,6 +51,7 @@ #include <linux/tca6416_keypad.h> #include <linux/usb/renesas_usbhs.h> #include <linux/dma-mapping.h> + #include <video/sh_mobile_hdmi.h> #include <video/sh_mobile_lcdc.h> #include <media/sh_mobile_ceu.h> @@ -58,13 +59,14 @@ #include <media/soc_camera_platform.h> #include <sound/sh_fsi.h> #include <sound/simple_card.h> -#include <mach/sh7372.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> + #include "common.h" #include "irqs.h" #include "pm-rmobile.h" #include "sh-gpio.h" +#include "sh7372.h" /* * Address Interface BusWidth note diff --git a/arch/arm/mach-shmobile/board-marzen-reference.c b/arch/arm/mach-shmobile/board-marzen-reference.c index 94bd57203ff5..21b3e1ca2261 100644 --- a/arch/arm/mach-shmobile/board-marzen-reference.c +++ b/arch/arm/mach-shmobile/board-marzen-reference.c @@ -19,19 +19,42 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <mach/r8a7779.h> +#include <linux/clk/shmobile.h> +#include <linux/clocksource.h> +#include <linux/of_platform.h> + #include <asm/irq.h> #include <asm/mach/arch.h> + +#include "clock.h" #include "common.h" #include "irqs.h" +#include "r8a7779.h" + +static void __init marzen_init_timer(void) +{ + r8a7779_clocks_init(r8a7779_read_mode_pins()); + clocksource_of_init(); +} + +/* + * This is a really crude hack to provide clkdev support to platform + * devices until they get moved to DT. + */ +static const struct clk_name clk_names[] __initconst = { + { "tmu0", "fck", "sh-tmu.0" }, +}; static void __init marzen_init(void) { + shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false); r8a7779_add_standard_devices_dt(); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); r8a7779_init_irq_extpin_dt(1); /* IRQ1 as individual interrupt */ } static const char *marzen_boards_compat_dt[] __initdata = { + "renesas,marzen", "renesas,marzen-reference", NULL, }; @@ -39,7 +62,8 @@ static const char *marzen_boards_compat_dt[] __initdata = { DT_MACHINE_START(MARZEN, "marzen") .smp = smp_ops(r8a7779_smp_ops), .map_io = r8a7779_map_io, - .init_early = r8a7779_init_delay, + .init_early = shmobile_init_delay, + .init_time = marzen_init_timer, .nr_irqs = NR_IRQS_LEGACY, .init_irq = r8a7779_init_irq_dt, .init_machine = marzen_init, diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index fe445ef49fb9..25a1037e289d 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -41,13 +41,15 @@ #include <linux/mmc/host.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> + #include <media/soc_camera.h> -#include <mach/r8a7779.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/traps.h> + #include "common.h" #include "irqs.h" +#include "r8a7779.h" /* Fixed 3.3V regulator to be used by SDHI0 */ static struct regulator_consumer_supply fixed3v3_power_consumers[] = { diff --git a/arch/arm/mach-shmobile/clock-r7s72100.c b/arch/arm/mach-shmobile/clock-r7s72100.c index 457dab0f8fc9..3eb2ec401e0c 100644 --- a/arch/arm/mach-shmobile/clock-r7s72100.c +++ b/arch/arm/mach-shmobile/clock-r7s72100.c @@ -19,8 +19,9 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/r7s72100.h> + #include "common.h" +#include "r7s72100.h" /* Frequency Control Registers */ #define FRQCR 0xfcfe0010 diff --git a/arch/arm/mach-shmobile/clock-r8a7740.c b/arch/arm/mach-shmobile/clock-r8a7740.c index ffefec53b058..789091cfa37a 100644 --- a/arch/arm/mach-shmobile/clock-r8a7740.c +++ b/arch/arm/mach-shmobile/clock-r8a7740.c @@ -22,9 +22,10 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/r8a7740.h> + #include "clock.h" #include "common.h" +#include "r8a7740.h" /* * | MDx | XTAL1/EXTAL1 | System | EXTALR | diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c index d81539a26dbd..c51f9db3f66f 100644 --- a/arch/arm/mach-shmobile/clock-r8a7779.c +++ b/arch/arm/mach-shmobile/clock-r8a7779.c @@ -23,8 +23,11 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> +#include <linux/sh_timer.h> + #include "clock.h" #include "common.h" +#include "r8a7779.h" /* * MD1 = 1 MD1 = 0 @@ -52,9 +55,6 @@ #define MSTPCR3 IOMEM(0xffc8003c) #define MSTPSR1 IOMEM(0xffc80044) -#define MODEMR 0xffcc0020 - - /* ioremap() through clock mapping mandatory to avoid * collision with ARM coherent DMA virtual memory range. */ @@ -207,14 +207,9 @@ static struct clk_lookup lookups[] = { void __init r8a7779_clock_init(void) { - void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE); - u32 mode; + u32 mode = r8a7779_read_mode_pins(); int k, ret = 0; - BUG_ON(!modemr); - mode = ioread32(modemr); - iounmap(modemr); - if (mode & MD(1)) { plla_clk.rate = 1500000000; @@ -268,3 +263,13 @@ void __init r8a7779_clock_init(void) else panic("failed to setup r8a7779 clocks\n"); } + +/* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */ +void __init __weak r8a7779_register_twd(void) { } + +void __init r8a7779_earlytimer_init(void) +{ + r8a7779_clock_init(); + r8a7779_register_twd(); + shmobile_earlytimer_init(); +} diff --git a/arch/arm/mach-shmobile/clock-r8a7790.c b/arch/arm/mach-shmobile/clock-r8a7790.c index ca980669806f..17435c1aa2fe 100644 --- a/arch/arm/mach-shmobile/clock-r8a7790.c +++ b/arch/arm/mach-shmobile/clock-r8a7790.c @@ -22,9 +22,10 @@ #include <linux/kernel.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/r8a7790.h> + #include "clock.h" #include "common.h" +#include "r8a7790.h" #include "rcar-gen2.h" /* diff --git a/arch/arm/mach-shmobile/common.h b/arch/arm/mach-shmobile/common.h index 1e811999557d..98056081f0da 100644 --- a/arch/arm/mach-shmobile/common.h +++ b/arch/arm/mach-shmobile/common.h @@ -47,12 +47,19 @@ int shmobile_cpuidle_init(void); static inline int shmobile_cpuidle_init(void) { return 0; } #endif +#ifdef CONFIG_CPU_FREQ +int shmobile_cpufreq_init(void); +#else +static inline int shmobile_cpufreq_init(void) { return 0; } +#endif + extern void __iomem *shmobile_scu_base; static inline void __init shmobile_init_late(void) { shmobile_suspend_init(); shmobile_cpuidle_init(); + shmobile_cpufreq_init(); } #endif /* __ARCH_MACH_COMMON_H */ diff --git a/arch/arm/mach-shmobile/cpufreq.c b/arch/arm/mach-shmobile/cpufreq.c new file mode 100644 index 000000000000..e2c868fc41cf --- /dev/null +++ b/arch/arm/mach-shmobile/cpufreq.c @@ -0,0 +1,31 @@ +/* + * CPUFreq support code for SH-Mobile ARM + * + * Copyright (C) 2014 Gaku Inami + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> + +int __init shmobile_cpufreq_init(void) +{ + struct device_node *np; + + np = of_cpu_device_node_get(0); + if (np == NULL) { + pr_err("failed to find cpu0 node\n"); + return 0; + } + + if (of_get_property(np, "operating-points", NULL)) + platform_device_register_simple("cpufreq-cpu0", -1, NULL, 0); + + of_node_put(np); + + return 0; +} diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c index 1a8f9a7af983..44457a94897b 100644 --- a/arch/arm/mach-shmobile/intc-sh73a0.c +++ b/arch/arm/mach-shmobile/intc-sh73a0.c @@ -24,11 +24,13 @@ #include <linux/io.h> #include <linux/irqchip.h> #include <linux/irqchip/arm-gic.h> -#include <mach/sh73a0.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> + #include "intc.h" #include "irqs.h" +#include "sh73a0.h" enum { UNUSED = 0, diff --git a/arch/arm/mach-shmobile/pm-r8a7779.c b/arch/arm/mach-shmobile/pm-r8a7779.c index f0f36cb5ffe7..69f70b7f7fb2 100644 --- a/arch/arm/mach-shmobile/pm-r8a7779.c +++ b/arch/arm/mach-shmobile/pm-r8a7779.c @@ -19,10 +19,12 @@ #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/console.h> + #include <asm/io.h> -#include <mach/r8a7779.h> + #include "common.h" #include "pm-rcar.h" +#include "r8a7779.h" /* SYSC */ #define SYSCIER 0x0c diff --git a/arch/arm/mach-shmobile/pm-r8a7790.c b/arch/arm/mach-shmobile/pm-r8a7790.c index 2f3c25080738..80e8d95e54d3 100644 --- a/arch/arm/mach-shmobile/pm-r8a7790.c +++ b/arch/arm/mach-shmobile/pm-r8a7790.c @@ -13,9 +13,9 @@ #include <linux/kernel.h> #include <linux/smp.h> #include <asm/io.h> -#include <mach/r8a7790.h> #include "common.h" #include "pm-rcar.h" +#include "r8a7790.h" /* RST */ #define RST 0xe6160000 diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c index 7ef9a0126780..7e5c2676c489 100644 --- a/arch/arm/mach-shmobile/pm-sh7372.c +++ b/arch/arm/mach-shmobile/pm-sh7372.c @@ -21,13 +21,15 @@ #include <linux/irq.h> #include <linux/bitrev.h> #include <linux/console.h> + #include <asm/cpuidle.h> #include <asm/io.h> #include <asm/tlbflush.h> #include <asm/suspend.h> -#include <mach/sh7372.h> + #include "common.h" #include "pm-rmobile.h" +#include "sh7372.h" /* DBG */ #define DBGREG1 IOMEM(0xe6100020) diff --git a/arch/arm/mach-shmobile/include/mach/r7s72100.h b/arch/arm/mach-shmobile/r7s72100.h index 5f34b20ecd4a..efb723c88dd0 100644 --- a/arch/arm/mach-shmobile/include/mach/r7s72100.h +++ b/arch/arm/mach-shmobile/r7s72100.h @@ -3,6 +3,5 @@ void r7s72100_add_dt_devices(void); void r7s72100_clock_init(void); -void r7s72100_init_early(void); #endif /* __ASM_R7S72100_H__ */ diff --git a/arch/arm/mach-shmobile/include/mach/r8a73a4.h b/arch/arm/mach-shmobile/r8a73a4.h index ce8bdd1d8a8a..ce8bdd1d8a8a 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a73a4.h +++ b/arch/arm/mach-shmobile/r8a73a4.h diff --git a/arch/arm/mach-shmobile/include/mach/r8a7740.h b/arch/arm/mach-shmobile/r8a7740.h index 1d1a5fd78b6b..1d1a5fd78b6b 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7740.h +++ b/arch/arm/mach-shmobile/r8a7740.h diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/r8a7778.h index f4076a50e970..f4076a50e970 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7778.h +++ b/arch/arm/mach-shmobile/r8a7778.h diff --git a/arch/arm/mach-shmobile/include/mach/r8a7779.h b/arch/arm/mach-shmobile/r8a7779.h index def10a29e09a..5415c719dc19 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7779.h +++ b/arch/arm/mach-shmobile/r8a7779.h @@ -10,7 +10,6 @@ enum { HPBDMA_SLAVE_SDHI0_RX, }; -extern void r8a7779_init_delay(void); extern void r8a7779_init_irq_extpin(int irlm); extern void r8a7779_init_irq_extpin_dt(int irlm); extern void r8a7779_init_irq_dt(void); @@ -20,6 +19,7 @@ extern void r8a7779_add_early_devices(void); extern void r8a7779_add_standard_devices(void); extern void r8a7779_add_standard_devices_dt(void); extern void r8a7779_init_late(void); +extern u32 r8a7779_read_mode_pins(void); extern void r8a7779_clock_init(void); extern void r8a7779_pinmux_init(void); extern void r8a7779_pm_init(void); diff --git a/arch/arm/mach-shmobile/include/mach/r8a7790.h b/arch/arm/mach-shmobile/r8a7790.h index d7555440fc7b..459827f1369b 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7790.h +++ b/arch/arm/mach-shmobile/r8a7790.h @@ -31,7 +31,6 @@ void r8a7790_add_dt_devices(void); void r8a7790_clock_init(void); void r8a7790_pinmux_init(void); void r8a7790_pm_init(void); -void r8a7790_init_early(void); extern struct smp_operations r8a7790_smp_ops; #endif /* __ASM_R8A7790_H__ */ diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c index 6e4ffa74dad4..b06a9e8f59a5 100644 --- a/arch/arm/mach-shmobile/setup-emev2.c +++ b/arch/arm/mach-shmobile/setup-emev2.c @@ -16,10 +16,9 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <linux/clk-provider.h> #include <linux/kernel.h> #include <linux/init.h> -#include <linux/of_platform.h> +#include <linux/mm.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -42,17 +41,6 @@ static void __init emev2_map_io(void) iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc)); } -static void __init emev2_init_delay(void) -{ - shmobile_setup_delay(533, 1, 3); /* Cortex-A9 @ 533MHz */ -} - -static void __init emev2_add_standard_devices_dt(void) -{ - of_clk_init(NULL); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); -} - static const char *emev2_boards_compat_dt[] __initconst = { "renesas,emev2", NULL, @@ -63,8 +51,7 @@ extern struct smp_operations emev2_smp_ops; DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)") .smp = smp_ops(emev2_smp_ops), .map_io = emev2_map_io, - .init_early = emev2_init_delay, - .init_machine = emev2_add_standard_devices_dt, + .init_early = shmobile_init_delay, .init_late = shmobile_init_late, .dt_compat = emev2_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/setup-r7s72100.c b/arch/arm/mach-shmobile/setup-r7s72100.c index 17a74d355c5d..4a98b232d316 100644 --- a/arch/arm/mach-shmobile/setup-r7s72100.c +++ b/arch/arm/mach-shmobile/setup-r7s72100.c @@ -22,10 +22,12 @@ #include <linux/kernel.h> #include <linux/of_platform.h> #include <linux/sh_timer.h> -#include <mach/r7s72100.h> + #include <asm/mach/arch.h> + #include "common.h" #include "irqs.h" +#include "r7s72100.h" static struct resource mtu2_resources[] __initdata = { DEFINE_RES_MEM(0xfcff0000, 0x400), @@ -43,11 +45,6 @@ void __init r7s72100_add_dt_devices(void) r7s72100_register_mtu2(); } -void __init r7s72100_init_early(void) -{ - shmobile_setup_delay(400, 1, 3); /* Cortex-A9 @ 400MHz */ -} - #ifdef CONFIG_USE_OF static const char *r7s72100_boards_compat_dt[] __initdata = { "renesas,r7s72100", @@ -55,7 +52,7 @@ static const char *r7s72100_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(R7S72100_DT, "Generic R7S72100 (Flattened Device Tree)") - .init_early = r7s72100_init_early, + .init_early = shmobile_init_delay, .dt_compat = r7s72100_boards_compat_dt, MACHINE_END #endif /* CONFIG_USE_OF */ diff --git a/arch/arm/mach-shmobile/setup-r8a73a4.c b/arch/arm/mach-shmobile/setup-r8a73a4.c index da94d9b9292e..f470b3cc0b7b 100644 --- a/arch/arm/mach-shmobile/setup-r8a73a4.c +++ b/arch/arm/mach-shmobile/setup-r8a73a4.c @@ -24,11 +24,13 @@ #include <linux/serial_sci.h> #include <linux/sh_dma.h> #include <linux/sh_timer.h> -#include <mach/r8a73a4.h> + #include <asm/mach/arch.h> + #include "common.h" #include "dma-register.h" #include "irqs.h" +#include "r8a73a4.h" static const struct resource pfc_resources[] = { DEFINE_RES_MEM(0xe6050000, 0x9000), diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c index 10170b3560c2..348af358a239 100644 --- a/arch/arm/mach-shmobile/setup-r8a7740.c +++ b/arch/arm/mach-shmobile/setup-r8a7740.c @@ -31,15 +31,17 @@ #include <linux/sh_dma.h> #include <linux/sh_timer.h> #include <linux/platform_data/sh_ipmmu.h> -#include <mach/r8a7740.h> + #include <asm/mach-types.h> #include <asm/mach/map.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> + #include "common.h" #include "dma-register.h" #include "irqs.h" #include "pm-rmobile.h" +#include "r8a7740.h" static struct map_desc r8a7740_io_desc[] __initdata = { /* diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index d9f4529d8e40..2ccc0128b469 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -37,11 +37,13 @@ #include <linux/usb/ehci_pdriver.h> #include <linux/usb/ohci_pdriver.h> #include <linux/dma-mapping.h> -#include <mach/r8a7778.h> + #include <asm/mach/arch.h> #include <asm/hardware/cache-l2x0.h> + #include "common.h" #include "irqs.h" +#include "r8a7778.h" /* SCIF */ #define R8A7778_SCIF(index, baseaddr, irq) \ diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index 86ec4b625a78..8dbc407f4c8d 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -40,14 +40,16 @@ #include <linux/usb/ehci_pdriver.h> #include <linux/usb/ohci_pdriver.h> #include <linux/pm_runtime.h> -#include <mach/r8a7779.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> #include <asm/hardware/cache-l2x0.h> + #include "common.h" #include "irqs.h" +#include "r8a7779.h" static struct map_desc r8a7779_io_desc[] __initdata = { /* 2M entity map for 0xf0000000 (MPCORE) */ @@ -640,16 +642,16 @@ static void __init r8a7779_register_hpb_dmae(void) } static struct platform_device *r8a7779_devices_dt[] __initdata = { + &tmu0_device, +}; + +static struct platform_device *r8a7779_standard_devices[] __initdata = { &scif0_device, &scif1_device, &scif2_device, &scif3_device, &scif4_device, &scif5_device, - &tmu0_device, -}; - -static struct platform_device *r8a7779_standard_devices[] __initdata = { &i2c0_device, &i2c1_device, &i2c2_device, @@ -674,16 +676,6 @@ void __init r8a7779_add_standard_devices(void) r8a7779_register_hpb_dmae(); } -/* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */ -void __init __weak r8a7779_register_twd(void) { } - -void __init r8a7779_earlytimer_init(void) -{ - r8a7779_clock_init(); - r8a7779_register_twd(); - shmobile_earlytimer_init(); -} - void __init r8a7779_add_early_devices(void) { early_platform_add_devices(r8a7779_devices_dt, @@ -747,19 +739,28 @@ void __init r8a7779_init_irq_dt(void) __raw_writel(0x003fee3f, INT2SMSKCR4); } -void __init r8a7779_init_delay(void) +void __init r8a7779_add_standard_devices_dt(void) { - shmobile_setup_delay(1000, 2, 4); /* Cortex-A9 @ 1000MHz */ + platform_add_devices(r8a7779_devices_dt, + ARRAY_SIZE(r8a7779_devices_dt)); } -void __init r8a7779_add_standard_devices_dt(void) +#define MODEMR 0xffcc0020 + +u32 __init r8a7779_read_mode_pins(void) { - /* clocks are setup late during boot in the case of DT */ - r8a7779_clock_init(); + static u32 mode; + static bool mode_valid; + + if (!mode_valid) { + void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE); + BUG_ON(!modemr); + mode = ioread32(modemr); + iounmap(modemr); + mode_valid = true; + } - platform_add_devices(r8a7779_devices_dt, - ARRAY_SIZE(r8a7779_devices_dt)); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + return mode; } static const char *r8a7779_compat_dt[] __initdata = { @@ -769,7 +770,7 @@ static const char *r8a7779_compat_dt[] __initdata = { DT_MACHINE_START(R8A7779_DT, "Generic R8A7779 (Flattened Device Tree)") .map_io = r8a7779_map_io, - .init_early = r8a7779_init_delay, + .init_early = shmobile_init_delay, .nr_irqs = NR_IRQS_LEGACY, .init_irq = r8a7779_init_irq_dt, .init_machine = r8a7779_add_standard_devices_dt, diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c index e1907686ace4..c37d82d38617 100644 --- a/arch/arm/mach-shmobile/setup-r8a7790.c +++ b/arch/arm/mach-shmobile/setup-r8a7790.c @@ -26,11 +26,13 @@ #include <linux/serial_sci.h> #include <linux/sh_dma.h> #include <linux/sh_timer.h> -#include <mach/r8a7790.h> + #include <asm/mach/arch.h> + #include "common.h" #include "dma-register.h" #include "irqs.h" +#include "r8a7790.h" #include "rcar-gen2.h" /* Audio-DMAC */ @@ -308,13 +310,6 @@ void __init r8a7790_add_standard_devices(void) r8a7790_register_audio_dmac(1); } -void __init r8a7790_init_early(void) -{ -#ifndef CONFIG_ARM_ARCH_TIMER - shmobile_setup_delay(1300, 2, 4); /* Cortex-A15 @ 1300MHz */ -#endif -} - #ifdef CONFIG_USE_OF static const char * const r8a7790_boards_compat_dt[] __initconst = { @@ -324,7 +319,7 @@ static const char * const r8a7790_boards_compat_dt[] __initconst = { DT_MACHINE_START(R8A7790_DT, "Generic R8A7790 (Flattened Device Tree)") .smp = smp_ops(r8a7790_smp_ops), - .init_early = r8a7790_init_early, + .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, .init_late = shmobile_init_late, .reserve = rcar_gen2_reserve, diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c index 5571f867c611..9cdfcdfd38fc 100644 --- a/arch/arm/mach-shmobile/setup-sh7372.c +++ b/arch/arm/mach-shmobile/setup-sh7372.c @@ -33,15 +33,17 @@ #include <linux/pm_domain.h> #include <linux/dma-mapping.h> #include <linux/platform_data/sh_ipmmu.h> -#include <mach/sh7372.h> + #include <asm/mach/map.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> + #include "common.h" #include "dma-register.h" #include "irqs.h" #include "pm-rmobile.h" +#include "sh7372.h" static struct map_desc sh7372_io_desc[] __initdata = { /* create a 1:1 entity map for 0xe6xxxxxx diff --git a/arch/arm/mach-shmobile/setup-sh73a0.c b/arch/arm/mach-shmobile/setup-sh73a0.c index b30bbee6dc65..224882151667 100644 --- a/arch/arm/mach-shmobile/setup-sh73a0.c +++ b/arch/arm/mach-shmobile/setup-sh73a0.c @@ -32,14 +32,16 @@ #include <linux/sh_timer.h> #include <linux/platform_data/sh_ipmmu.h> #include <linux/platform_data/irq-renesas-intc-irqpin.h> -#include <mach/sh73a0.h> + #include <asm/mach-types.h> #include <asm/mach/map.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> + #include "common.h" #include "dma-register.h" #include "irqs.h" +#include "sh73a0.h" static struct map_desc sh73a0_io_desc[] __initdata = { /* create a 1:1 entity map for 0xe6xxxxxx diff --git a/arch/arm/mach-shmobile/include/mach/sh7372.h b/arch/arm/mach-shmobile/sh7372.h index 4ad960d5075b..4ad960d5075b 100644 --- a/arch/arm/mach-shmobile/include/mach/sh7372.h +++ b/arch/arm/mach-shmobile/sh7372.h diff --git a/arch/arm/mach-shmobile/include/mach/sh73a0.h b/arch/arm/mach-shmobile/sh73a0.h index 359b582dc270..359b582dc270 100644 --- a/arch/arm/mach-shmobile/include/mach/sh73a0.h +++ b/arch/arm/mach-shmobile/sh73a0.h diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index c230fc0c3fef..3100e355c3fd 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -23,13 +23,15 @@ #include <linux/spinlock.h> #include <linux/io.h> #include <linux/delay.h> -#include <mach/r8a7779.h> + #include <asm/cacheflush.h> #include <asm/smp_plat.h> #include <asm/smp_scu.h> #include <asm/smp_twd.h> + #include "common.h" #include "pm-rcar.h" +#include "r8a7779.h" #define AVECR IOMEM(0xfe700040) #define R8A7779_SCU_BASE 0xf0000000 diff --git a/arch/arm/mach-shmobile/smp-r8a7790.c b/arch/arm/mach-shmobile/smp-r8a7790.c index 1e254f995ea7..2311694636e1 100644 --- a/arch/arm/mach-shmobile/smp-r8a7790.c +++ b/arch/arm/mach-shmobile/smp-r8a7790.c @@ -17,10 +17,12 @@ #include <linux/init.h> #include <linux/smp.h> #include <linux/io.h> + #include <asm/smp_plat.h> -#include <mach/r8a7790.h> + #include "common.h" #include "pm-rcar.h" +#include "r8a7790.h" static struct rcar_sysc_ch r8a7790_ca15_scu = { .chan_offs = 0x180, /* PWRSR5 .. PWRER5 */ diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c index bf4aff99ed1c..22d8f87b23e9 100644 --- a/arch/arm/mach-shmobile/smp-sh73a0.c +++ b/arch/arm/mach-shmobile/smp-sh73a0.c @@ -22,10 +22,12 @@ #include <linux/smp.h> #include <linux/io.h> #include <linux/delay.h> -#include <mach/sh73a0.h> + #include <asm/smp_plat.h> #include <asm/smp_twd.h> + #include "common.h" +#include "sh73a0.h" #define WUPCR IOMEM(0xe6151010) #define SRESCR IOMEM(0xe6151018) diff --git a/arch/arm/mach-shmobile/timer.c b/arch/arm/mach-shmobile/timer.c index 68bc0b82226d..942efdc82a62 100644 --- a/arch/arm/mach-shmobile/timer.c +++ b/arch/arm/mach-shmobile/timer.c @@ -59,29 +59,37 @@ void __init shmobile_setup_delay(unsigned int max_cpu_core_mhz, void __init shmobile_init_delay(void) { - struct device_node *np, *parent; - u32 max_freq, freq; - - max_freq = 0; - - parent = of_find_node_by_path("/cpus"); - if (parent) { - for_each_child_of_node(parent, np) { - if (!of_property_read_u32(np, "clock-frequency", &freq)) - max_freq = max(max_freq, freq); - } - of_node_put(parent); - } + struct device_node *np, *cpus; + bool is_a8_a9 = false; + bool is_a15 = false; + u32 max_freq = 0; + + cpus = of_find_node_by_path("/cpus"); + if (!cpus) + return; + + for_each_child_of_node(cpus, np) { + u32 freq; + + if (!of_property_read_u32(np, "clock-frequency", &freq)) + max_freq = max(max_freq, freq); - if (max_freq) { - if (of_find_compatible_node(NULL, NULL, "arm,cortex-a8")) - shmobile_setup_delay_hz(max_freq, 1, 3); - else if (of_find_compatible_node(NULL, NULL, "arm,cortex-a9")) - shmobile_setup_delay_hz(max_freq, 1, 3); - else if (of_find_compatible_node(NULL, NULL, "arm,cortex-a15")) - if (!IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) - shmobile_setup_delay_hz(max_freq, 2, 4); + if (of_device_is_compatible(np, "arm,cortex-a8") || + of_device_is_compatible(np, "arm,cortex-a9")) + is_a8_a9 = true; + else if (of_device_is_compatible(np, "arm,cortex-a15")) + is_a15 = true; } + + of_node_put(cpus); + + if (!max_freq) + return; + + if (is_a8_a9) + shmobile_setup_delay_hz(max_freq, 1, 3); + else if (is_a15 && !IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) + shmobile_setup_delay_hz(max_freq, 2, 4); } static void __init shmobile_late_time_init(void) |